19290635

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42397}}^1$

素因数の和:42422

約数の個数: 16

約数和(自身を含む): 28491456

約数和(自身を除く): 9200821

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 42397, 211985, 296779, 551161, 1483895, 2755805, 3858127, 19290635]

約数ペア:

[(1, 19290635), (5, 3858127), (7, 2755805), (13, 1483895), (35, 551161), (65, 296779), (91, 211985), (455, 42397)]